Valve



FIG. 1 is a front, top and left-side perspective view of a valve showing of our new design;

FIG. 2 is a rear, top and right-side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof. 

CLAIM The ornamental design for a valve, as shown. 